McMillan jumped in an attempt to make a catch in the first quarter of Saturday's preseason game with the Pittsburgh Steelers when he was undercut by Steelers defensive back Daryl Porter, causing McMillan to land on the back of his head with his body folding awkwardly.

The Buccaneers have not activated Chris Godwin from the physically unable to perform list yet and head coach Todd Bowles announced on Tuesday that they will definitely be missing another wideout for the start of the regular season.